Home / 20,584,896.40-30,877,344.60-9,247,488.40

Finding the Fourth Proportional to 20,584,896.40, 30,877,344.60 and 9,247,488.40

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Solution

The fourth proportional to 20,584,896.40, 30,877,344.60 and 9,247,488.40 is: 13,871,232.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,584,896.40 : 30,877,344.60 = 9,247,488.40 : x
  2. Step 2: Convert to fraction form
    20,584,896.40/30,877,344.60 = 9,247,488.40/x
  3. Step 3: Cross multiply
    20,584,896.40x = 30,877,344.60 × 9,247,488.40
  4. Step 4: Simplify right side
    20,584,896.40x = 285,537,886,011,302.69
  5. Step 5: Solve for x
    x = 285,537,886,011,302.69/20,584,896.40
  6. Step 6: Final answer
    x = 13,871,232.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.